Patents by Inventor Håkan Palm
Håkan Palm has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240089812Abstract: Method, performed by a first network node operating as a secondary node, SN, in dual-connectivity, DC, with a user equipment, UE. The method comprises sending (1010), towards a second network node operating as a master node, MN, in dual-connectivity with the UE, an indication that a secondary cell group, SCG, configuration for the UE is to be released.Type: ApplicationFiled: November 11, 2021Publication date: March 14, 2024Inventors: Antonino Orsino, Stefan Wager, Håkan Palm
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Patent number: 11924763Abstract: A wireless device (14) is configured for use in a wireless communication system (10). The wireless device (14) is configured to determine a wake-up signal, WUS, group (11-1) to which the wireless device (14) belongs, based on a third function (f3) of a device identifier (14A) for the wireless device (14). The third function (f3) is different than a first function (f1) of the device identifier (14A) based on which a paging frame (3) of the wireless device (14) is determined and/or is different than a second function (f2) of the device identifier (14A) based on which a paging narrowband or carrier (9) of the wireless device (14) is determined. The wireless device (14) is also configured to monitor for a WUS (18) that indicates wireless devices in the determined WUS group (11-1) to which the wireless device (14) belongs are to wake up.Type: GrantFiled: October 31, 2019Date of Patent: March 5, 2024Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Andreas Höglund, Håkan Palm
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Publication number: 20230362864Abstract: According to some embodiments, a method performed by a wireless device operating in a non-terrestrial network (NTN) comprises receiving a first tracking area identity (TAI) from a first cell. The first cell is an earth moving cell and the first TAI is associated with a first fixed tracking area. The method further comprises receiving a second TAI. The second TAI is associated with a second fixed tracking area. The method further comprises determining whether the wireless device should notify a network node of a tracking area update based at least in part on information related to the second TAI, and upon determining the wireless device should notify the network node of the tracking area update, transmitting a tracking area update.Type: ApplicationFiled: September 23, 2021Publication date: November 9, 2023Inventors: Helka-Liina Määttänen, Johan Rune, Emre Yavuz, Alexander Vesely, Stefan Rommer, Paul Schliwa-Bertling, Håkan Palm
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Publication number: 20230344589Abstract: Embodiments described herein provide methods and apparatuses to provide a Medium Access Control, MAC, Control Element, CE. A method in a wireless device comprises receiving a Medium Access Control, MAC, Control Element, CE, wherein the MAC CE comprises information identifying a spatial relation for positioning between a downlink reference signal that is to be received by the wireless device, and an uplink sounding reference signal, SRS, that is to be transmitted by the wireless device.Type: ApplicationFiled: January 13, 2021Publication date: October 26, 2023Inventors: Ritesh Shreevastav, Helka-Liina Määttänen, Håkan Palm, Florent Munier
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Publication number: 20230328111Abstract: A method is provided to operate a CN node to determine UP security activation. A UP session establishment request is obtained for a wireless device. An indication is obtained that the UP session establishment request is associated with an emergency session and/or that null ciphering and/or null integrity protection are applied to a CP associated with a CP session for the wireless device. It is determined that a UP should be configured for the UP session without activating integrity and/or confidentiality protection for the UP based on the indication. A UP security policy is provided to a RAN node associated with the wireless device, wherein the UP security policy indicates to configure the UP for the UP session without activating integrity and/or confidentiality protection based on determining that a UP should be configured for the UP session without activating integrity and/or confidentiality protection.Type: ApplicationFiled: May 30, 2023Publication date: October 12, 2023Inventors: Monica Wifvesson, Prajwol Kumar Nakarmi, Noamen Ben Henda, Håkan Palm
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Patent number: 11700629Abstract: A method of adapting radio resources based on physical conditions in a device for wireless communication is disclosed. The method comprises determining radio conditions, mapping the radio conditions to a metric, reporting the radio conditions to a handler of radio resources, and using the reported radio conditions and their mappings to the metric by the handler for radio resource operations. A device for wireless communication and a computer program are also disclosed.Type: GrantFiled: August 19, 2016Date of Patent: July 11, 2023Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Joakim Axmon, Torgny Palenius, Håkan Palm
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Patent number: 11665206Abstract: A method is provided to operate a CN node to determine UP security activation. A UP session establishment request is obtained for a wireless device. An indication is obtained that the UP session establishment request is associated with an emergency session and/or that null ciphering and/or null integrity protection are applied to a CP associated with a CP session for the wireless device. It is determined that a UP should be configured for the UP session without activating integrity and/or confidentiality protection for the UP based on the indication. A UP security policy is provided to a RAN node associated with the wireless device, wherein the UP security policy indicates to configure the UP for the UP session without activating integrity and/or confidentiality protection based on determining that a UP should be configured for the UP session without activating integrity and/or confidentiality protection.Type: GrantFiled: August 17, 2021Date of Patent: May 30, 2023Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Monica Wifvesson, Prajwol Kumar Nakarmi, Noamen Ben Henda, Håkan Palm
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Publication number: 20230118561Abstract: According to some embodiments, a method of signaling device capabilities for use in a wireless device comprises compiling frequency band combinations supported by the wireless device. The method further comprises compiling a set of device capabilities supported by the wireless device and assembling a capability message. The capability message includes: the frequency band combinations; combinations of the device capabilities supported by the wireless device; and for each of the one or more frequency band combinations, the capability message includes a first indication of one or more device capabilities supported by the frequency band combination. The first indication of the device capabilities supported by the frequency band combination comprises, for each band of the plurality of frequency bands, an indication of one of the one or more combinations of the device capabilities supported by the band when used in combination with the other bands in the frequency band combination.Type: ApplicationFiled: October 24, 2022Publication date: April 20, 2023Inventors: Henning Wiemann, Håkan PALM, Stefan WAGER, Tao CUI
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Patent number: 11503552Abstract: A wireless device that indicates multiple power classes to a network node, a network node that uses the indicated multiple power classes, and related methods of operation for the wireless device and the network node are disclosed. The disclosed embodiments aim at an increase flexibility in setting different power classes in different communication scenarios while reducing signalling overhead for capability signalling for the wireless device. This is achieved by using at least one set of power classes defining at least two power classes of the wireless device. Each set of power classes applies to a transmission band (A, B, C) supported by the wireless device and each power class in each set of power classes applies to a specific operative condition of the wireless device.Type: GrantFiled: February 11, 2019Date of Patent: November 15, 2022Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Mattias Bergström, Muhammad Kazmi, Håkan Palm
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Patent number: 11483700Abstract: According to some embodiments, a method of signaling device capabilities for use in a wireless device comprises compiling frequency band combinations supported by the wireless device. The method further comprises compiling a set of device capabilities supported by the wireless device and assembling a capability message. The capability message includes: the frequency band combinations; combinations of the device capabilities supported by the wireless device; and for each of the one or more frequency band combinations, the capability message includes a first indication of one or more device capabilities supported by the frequency band combination. The first indication of the device capabilities supported by the frequency band combination comprises, for each band of the plurality of frequency bands, an indication of one of the one or more combinations of the device capabilities supported by the band when used in combination with the other bands in the frequency band combination.Type: GrantFiled: October 5, 2018Date of Patent: October 25, 2022Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Henning Wiemann, Håkan Palm, Stefan Wager, Tao Cui
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Publication number: 20220191690Abstract: A method, performed by a wireless device, is disclosed. The method is for managing radio resources in the wireless device and comprises receiving a message configuring a radio bearer for use by the wireless device, checking the message for a ciphering configuration setting enabling or disabling ciphering for the radio bearer, and performing at least one of enabling or disabling ciphering for the radio bearer in accordance with the received message. Also disclosed are a method performed by a base station for configuring radio resources for use by a wireless device, a wireless device, a user equipment and a base station.Type: ApplicationFiled: March 7, 2022Publication date: June 16, 2022Inventors: Patrik Rugeland, Gunnar Mildh, Håkan Palm
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Publication number: 20220182920Abstract: A wireless device 10,120 and a method performed therein for receiving scheduled positioning system information from a radio network node 20, 110. The wireless device and the radio network node operate in a wireless communications network 100. The wireless device receives, from the radio network node, positioning system information scheduling information (pSI) and at least one out of a scheduling offset and a number of system information messages with positioning system information blocks (pSIMs) per system information (SI) window. Further, the wireless device determines in which subframes one or more pSIMs are scheduled by the radio network node based on the pSI and based on at least one out of the scheduling offset and the number of pSIMs per SI window. Furthermore, the wireless device uses the determined scheduling of the one or more pSIMs for receiving the one or more pSIMs.Type: ApplicationFiled: May 8, 2019Publication date: June 9, 2022Inventors: Fredrik Gunnarsson, Håkan Palm, Ritesh Shreevastav, Sara Modarres Razavi
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Patent number: 11272359Abstract: A method (1300), performed by a wireless device, is disclosed. The method is for managing radio resources in the wireless device and comprises receiving a message configuring a radio bearer for use by the wireless device (1302), checking the message for a ciphering configuration setting enabling or disabling ciphering for the radio bearer (1304), and performing at least one of enabling or disabling ciphering for the radio bearer in accordance with the received message (1306). Also disclosed are a method (1500) performed by a base station for configuring radio resources for use by a wireless device, a wireless device (1400), a user equipment and a base station (1600).Type: GrantFiled: February 11, 2019Date of Patent: March 8, 2022Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Patrik Rugeland, Gunnar Mildh, Håkan Palm
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Publication number: 20220007291Abstract: A wireless device (14) is configured for use in a wireless communication system (10). The wireless device (14) is configured to determine a wake-up signal, WUS, group (11-1) to which the wireless device (14) belongs, based on a third function (f3) of a device identifier (14A) for the wireless device (14). The third function (f3) is different than a first function (f1) of the device identifier (14A) based on which a paging frame (3) of the wireless device (14) is determined and/or is different than a second function (f2) of the device identifier (14A) based on which a paging narrowband or carrier (9) of the wireless device (14) is determined. The wireless device (14) is also configured to monitor for a WUS (18) that indicates wireless devices in the determined WUS group (11-1) to which the wireless device (14) belongs are to wake up.Type: ApplicationFiled: October 31, 2019Publication date: January 6, 2022Inventors: Andreas Höglund, Håkan Palm
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Publication number: 20210377316Abstract: A method is provided to operate a CN node to determine UP security activation. A UP session establishment request is obtained for a wireless device. An indication is obtained that the UP session establishment request is associated with an emergency session and/or that null ciphering and/or null integrity protection are applied to a CP associated with a CP session for the wireless device. It is determined that a UP should be configured for the UP session without activating integrity and/or confidentiality protection for the UP based on the indication. A UP security policy is provided to a RAN node associated with the wireless device, wherein the UP security policy indicates to configure the UP for the UP session without activating integrity and/or confidentiality protection based on determining that a UP should be configured for the UP session without activating integrity and/or confidentiality protection.Type: ApplicationFiled: August 17, 2021Publication date: December 2, 2021Inventors: Monica Wifvesson, Prajwol Kumar Nakarmi, Noamen Ben Henda, Håkan Palm
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Publication number: 20210360513Abstract: A UE transmits a radio access capability to a base station. The radio access capability is transmitted via an information element that comprises a bitmap in which a bit has a value that indicates, to the base station, support of a modification to at least one of a maximum power reduction or a spectrum emission requirement. According to embodiments, the base station manages the UE based on the supported modification. Such managing of the UE may include, for example, one or more of admission control, imposing scheduling restrictions, and imposing handover restrictions.Type: ApplicationFiled: August 2, 2021Publication date: November 18, 2021Inventors: Christian Bergljung, Håkan Palm, Erika Tejedor, Anders Wallén
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Patent number: 11128671Abstract: A method is provided to operate a CN node to determine UP security activation. A UP session establishment request is obtained for a wireless device. An indication is obtained that the UP session establishment request is associated with an emergency session and/or that null ciphering and/or null integrity protection are applied to a CP associated with a CP session for the wireless device. It is determined that a UP should be configured for the UP session without activating integrity and/or confidentiality protection for the UP based on the indication. A UP security policy is provided to a RAN node associated with the wireless device, wherein the UP security policy indicates to configure the UP for the UP session without activating integrity and/or confidentiality protection based on determining that a UP should be configured for the UP session without activating integrity and/or confidentiality protection.Type: GrantFiled: February 2, 2021Date of Patent: September 21, 2021Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Monica Wifvesson, Prajwol Kumar Nakarmi, Noamen Ben Henda, Håkan Palm
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Patent number: 11109301Abstract: A UE transmits a radio access capability to a base station. The radio access capability is transmitted via an information element that comprises a bitmap in which a bit has a value that indicates, to the base station, support of a modification to at least one of a maximum power reduction or a spectrum emission requirement. According to embodiments, the base station manages the UE based on the supported modification. Such managing of the UE may include, for example, one or more of admission control, imposing scheduling restrictions, and imposing handover restrictions.Type: GrantFiled: February 18, 2016Date of Patent: August 31, 2021Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Christian Bergljung, Håkan Palm, Erika Tejedor, Anders Wallén
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Publication number: 20210160289Abstract: A method is provided to operate a CN node to determine UP security activation. A UP session establishment request is obtained for a wireless device. An indication is obtained that the UP session establishment request is associated with an emergency session and/or that null ciphering and/or null integrity protection are applied to a CP associated with a CP session for the wireless device. It is determined that a UP should be configured for the UP session without activating integrity and/or confidentiality protection for the UP based on the indication. A UP security policy is provided to a RAN node associated with the wireless device, wherein the UP security policy indicates to configure the UP for the UP session without activating integrity and/or confidentiality protection based on determining that a UP should be configured for the UP session without activating integrity and/or confidentiality protection.Type: ApplicationFiled: February 2, 2021Publication date: May 27, 2021Inventors: Monica Wifvesson, Prajwol Kumar Nakarmi, Noamen Ben Henda, Håkan Palm
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Patent number: 10973077Abstract: A method performed by a wireless communication device for monitoring for a paging message from a core network node in a wireless communications network. The wireless communication device monitors (304) for the paging message at one or more paging occasions during a time period for monitoring paging. The start of the time period is based on an instant of time when the wireless communication device registers to the core network node.Type: GrantFiled: May 11, 2016Date of Patent: April 6, 2021Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Kai-Erik Sunell, Peter Hedman, Håkan Palm, Paul Schliwa-Bertling, Riikka Susitaival, Martin Van Der Zee, Emre Yavuz